Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 185/75-16 | 33/10.5-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 26.93 (683.9) | 33.08 (840.24) | 6.16 (156.34) 22.9% |
| Width inches (mm) | 7.28 (185) | 10.51 (267) | 3.23 (82) 44.3% |
| Circum. inches (mm) | 84.59 (2148.54) | 103.92 (2639.69) | 19.34 (491.16) 22.9% |
| Sidewall Height inches (mm) | 5.46 (138.75) | 9.04 (229.62) | 3.58 (90.87) 65.5% |
| Revolutions per mile (km) | 749.04 (465.43) | 609.67 (378.83) | -139.37 (-86.6) -18.6% |
33/10.5-15 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 24.57 mph (39.54 km/h) |
| 25 mph (40.23 km/h) | 30.72 mph (49.43 km/h) |
| 30 mph (48.28 km/h) | 36.86 mph (59.32 km/h) |
| 35 mph (56.33 km/h) | 43 mph (69.2 km/h) |
| 40 mph (64.37 km/h) | 49.14 mph (79.09 km/h) |
| 45 mph (72.42 km/h) | 55.29 mph (88.98 km/h) |
| 50 mph (80.47 km/h) | 61.43 mph (98.86 km/h) |
| 55 mph (88.51 km/h) | 67.57 mph (108.75 km/h) |
| 60 mph (96.56 km/h) | 73.72 mph (118.63 km/h) |
| 65 mph (104.61 km/h) | 79.86 mph (128.52 km/h) |
| 70 mph (112.65 km/h) | 86 mph (138.41 km/h) |
| 75 mph (120.7 km/h) | 92.15 mph (148.29 km/h) |
| 80 mph (128.75 km/h) | 98.29 mph (158.18 km/h) |
| 85 mph (136.79 km/h) | 104.43 mph (168.07 km/h) |
| 90 mph (144.84 km/h) | 110.57 mph (177.95 km/h) |
| 95 mph (152.89 km/h) | 116.72 mph (187.84 km/h) |
| 100 mph (160.93 km/h) | 122.86 mph (197.72 km/h) |
| 2.35 | 2.73 | 2.94 | 3.07 | 3.21 | 3.31 | 3.42 | 3.55 | 3.73 | 3.91 | 4.11 | 4.27 | 4.56 | 4.88 | 5.13 | 5.29 | 5.38 | 5.71 | 6.17 | 7.17 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1551 | 1802 | 1941 | 2027 | 2119 | 2185 | 2258 | 2344 | 2463 | 2581 | 2713 | 2819 | 3011 | 3222 | 3387 | 3493 | 3552 | 3770 | 4074 | 4734 |
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